//  This file is part of YamlDotNet - A .NET library for YAML.
//  Copyright (c) Antoine Aubry and contributors

//  Permission is hereby granted, free of charge, to any person obtaining a copy of
//  this software and associated documentation files (the "Software"), to deal in
//  the Software without restriction, including without limitation the rights to
//  use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
//  of the Software, and to permit persons to whom the Software is furnished to do
//  so, subject to the following conditions:

//  The above copyright notice and this permission notice shall be included in all
//  copies or substantial portions of the Software.

//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
//  SOFTWARE.

using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;

namespace YamlDotNet.Serialization.ObjectGraphTraversalStrategies
{
    /// <summary>
    /// An implementation of <see cref="IObjectGraphTraversalStrategy"/> that traverses
    /// properties that are read/write, collections and dictionaries, while ensuring that
    /// the graph can be regenerated from the resulting document.
    /// </summary>
    public class RoundtripObjectGraphTraversalStrategy : FullObjectGraphTraversalStrategy
    {
        private readonly IEnumerable<IYamlTypeConverter> converters;

        public RoundtripObjectGraphTraversalStrategy(IEnumerable<IYamlTypeConverter> converters, ITypeInspector typeDescriptor, ITypeResolver typeResolver, int maxRecursion)
            : base(typeDescriptor, typeResolver, maxRecursion, null)
        {
            this.converters = converters;
        }

        protected override void TraverseProperties<TContext>(IObjectDescriptor value, IObjectGraphVisitor<TContext> visitor, int currentDepth, TContext context)
        {
            if (!value.Type.HasDefaultConstructor() && !converters.Any(c => c.Accepts(value.Type)))
            {
                throw new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, "Type '{0}' cannot be deserialized because it does not have a default constructor or a type converter.", value.Type));
            }

            base.TraverseProperties(value, visitor, currentDepth, context);
        }
    }
}